When to plant sweet corn
Sow directly in the garden 2 weeks to 4 weeks after the last spring frost. Plant in blocks of at least four rows, not one long row, for good pollination.
Tender: any frost damages it.
Sweet corn planting dates by state
| City | Plant outside |
|---|---|
| Birmingham, AL | Mar 30 – Apr 13 |
| Tucson, AZ | Mar 2 – Mar 16 |
| Little Rock, AR | Apr 1 – Apr 15 |
| Sacramento, CA | Feb 22 – Mar 8 |
| Denver, CO | May 9 – May 23 |
| Hartford, CT | Apr 23 – May 7 |
| Wilmington, DE | Apr 17 – May 1 |
| Washington, DC | Apr 9 – Apr 23 |
| Jacksonville, FL | Feb 7 – Feb 21 |
| Atlanta, GA | Mar 22 – Apr 5 |
| Boise, ID | May 4 – May 18 |
| Chicago, IL | Apr 20 – May 4 |
| Indianapolis, IN | Apr 24 – May 8 |
| Des Moines, IA | May 5 – May 19 |
| Wichita, KS | Apr 25 – May 9 |
| Louisville, KY | Apr 20 – May 4 |
| New Orleans, LA | Feb 6 – Feb 20 |
| Portland, ME | May 7 – May 21 |
| Baltimore, MD | Apr 9 – Apr 23 |
| Boston, MA | Apr 17 – May 1 |
| Detroit, MI | May 6 – May 20 |
| Minneapolis, MN | May 7 – May 21 |
| Jackson, MS | Mar 14 – Mar 28 |
| Kansas City, MO | Apr 23 – May 7 |
| Billings, MT | May 14 – May 28 |
| Omaha, NE | May 4 – May 18 |
| Las Vegas, NV | Feb 19 – Mar 5 |
| Manchester, NH | May 10 – May 24 |
| Newark, NJ | Apr 15 – Apr 29 |
| Albuquerque, NM | Apr 29 – May 13 |
| New York City, NY | Apr 14 – Apr 28 |
| Charlotte, NC | Apr 11 – Apr 25 |
| Fargo, ND | May 24 – Jun 7 |
| Columbus, OH | Apr 30 – May 14 |
| Oklahoma City, OK | Apr 14 – Apr 28 |
| Portland, OR | Mar 23 – Apr 6 |
| Philadelphia, PA | Apr 14 – Apr 28 |
| Providence, RI | Apr 21 – May 5 |
| Columbia, SC | Mar 23 – Apr 6 |
| Sioux Falls, SD | May 12 – May 26 |
| Nashville, TN | Apr 17 – May 1 |
| Dallas, TX | Mar 6 – Mar 20 |
| Salt Lake City, UT | Apr 21 – May 5 |
| Burlington, VT | May 6 – May 20 |
| Virginia Beach, VA | Mar 25 – Apr 8 |
| Seattle, WA | Mar 26 – Apr 9 |
| Charleston, WV | May 5 – May 19 |
| Milwaukee, WI | May 8 – May 22 |
| Cheyenne, WY | May 27 – Jun 10 |
Not your city? Every city planting calendar lists all 19 vegetables.
Helpful gear
Soil thermometerCheck the soil at 4 inches before you spread anything.See options on AmazonFrost clothCovers tender plants on a surprise frost night.See options on AmazonRain gaugeKnow whether the lawn already got its inch this week.See options on Amazon
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